please solve it,
don't answer if u don't know
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Answer:
we should use the ‘ + ’ sign in middle
Step-by-step explanation:
( 3x² - 4x² + 5xy + 20 ) + ( - x² - y² + 6xy + 20 )
3x² - 4x² + 5xy + 20 - x² - y² + 6xy + 20
3x² - 4x² - x² - y² + 5xy + 6xy + 20 + 20
Ans. = 2x² - y² + 11 xy + 40
I hope it helps you ✌️
BTW, Good Morning
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